(function(){
	function w(){
		var r = document.documentElement;
		var a = r.getBoundingClientRect().width;
		// if(a > 750){
		// 	a = 375;
		// }
		var rem = a/3.75;
		r.style.fontSize = rem + "px";
	}
	var t;
	w();
	window.addEventListener("resize",function(){
		clearTimeout(t);
		t = setTimeout(w,300)
	},false);
})();